/Engine/Plugins/Online/OnlineSubsystem/Source/Public/Interfaces/OnlineGameActivityInterface.h
virtual [FDelegateHandle](API\Runtime\Core\Delegates\FDelegateHandle) AddOnGameActivityActivationRequestedDelegate_Handle ( const [FOnGameActivityActivationRequestedDelegate](API\Plugins\OnlineSubsystem\Interfaces\FOnGameActivityActivationRequest-_1) & Delegate )